Nikki Tundel
We have categories to help us gauge the destructiveness of hurricanes. And we have an index that tells us if our body mass is too massive. Now we have a system to rate the killing power of bird flu outbreaks.
Nikki Tundel reports on the pandemic severity index, which was released by the Centers for Disease Control and Prevention. The new rating system recommends steps to take in the event of a bird flu pandemic.